Lookalikes Portrait Project Leads to Discovery on Doppelgänger DNA
People who look alike may share similar DNA: study
This Irish girl found her doppelganger while studying abroad
Doppelgänger Study: These People Who Look Alike Share DNA
Doppelgängers Don't Just Look Alike—They Also Share DNA
40 Times People Found Their Doppelgangers In Unexpected Places
Teen Girl Discovers She Has 6 Doppelgängers
22 Celebrity Doppelgangers That Will Leave You Shook
Doppelgängers: Face to Face
Doppelgangers Don't Just Look Alike, They Act Alike and Share DNA
Is Naomi Klein's 'Doppelganger' Weird Enough?
Newly-discovered Doppelgangers